OFFSET
1,1
COMMENTS
The record-holders are the powers of 2 written in base 4, A004643.
REFERENCES
M. E. Coppenbarger, Iterations of a modified Sisyphus function, Fib. Q., 56 (No. 2, 2018), 130-141.
CROSSREFS
KEYWORD
nonn,base,more
AUTHOR
N. J. A. Sloane, Jun 25 2018
STATUS
approved